Could Life Exist on Newfound Alien Planet?

December 21, 2012

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In a paper to be published in Astronomy & Astrophysics, researchers identified five possible planets around the star Tau Ceti. One of these alien worlds is within the star's habitable zone. Study co-author Steven Vogt discusses whether life could exist on the planet.

The president's signature accomplishment — the Affordable Care Act — faces yet another critical test. On Wednesday the Supreme Court will hear arguments on whether Congress intended for the federal health insurance exchange to offer the same subsidies available to those in state exchanges.

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